Versions of 49 CFR 222.23 - How does this regulation affect sounding of a horn during an emergency or other situations? on LawServer 2024 49 CFR 222.23 – How does this regulation affect sounding of a horn during an emergency or other situations? 2023 49 CFR 222.23 – How does this regulation affect sounding of a horn during an emergency or other situations? 2022 49 CFR 222.23 – How does this regulation affect sounding of a horn during an emergency or other situations? 2021 49 CFR 222.23 – How does this regulation affect sounding of a horn during an emergency or other situations? 2020 49 CFR 222.23 – How does this regulation affect sounding of a horn during an emergency or other situations? 2019 49 CFR 222.23 – How does this regulation affect sounding of a horn during an emergency or other situations? 2016 49 CFR 222.23 – How does this regulation affect sounding of a horn during an emergency or other situations? 2015 49 CFR 222.23 – How does this regulation affect sounding of a horn during an emergency or other situations? 2014 49 CFR 222.23 – How does this regulation affect sounding of a horn during an emergency or other situations? 2010 49 CFR 222.23 – How does this regulation affect sounding of a horn during an emergency or other situations? 2009 49 CFR 222.23 – How does this regulation affect sounding of a horn during an emergency or other situations?